1460157121 has 2 divisors, whose sum is σ = 1460157122. Its totient is φ = 1460157120.

The previous prime is 1460157113. The next prime is 1460157143. The reversal of 1460157121 is 1217510641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1177244721 + 282912400 = 34311^2 + 16820^2 .

It is a cyclic number.

It is not a de Polignac number, because 1460157121 - 2³ = 1460157113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1460157121.

It is not a weakly prime, because it can be changed into another prime (1460187121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730078560 + 730078561.

It is an arithmetic number, because the mean of its divisors is an integer number (730078561).

Almost surely, 2^1460157121 is an apocalyptic number.

It is an amenable number.

1460157121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1460157121 is an equidigital number, since it uses as much as digits as its factorization.

1460157121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 1460157121 is about 38212.0023160263. The cubic root of 1460157121 is about 1134.4878878930.

Adding to 1460157121 its reverse (1217510641), we get a palindrome (2677667762).

The spelling of 1460157121 in words is "one billion, four hundred sixty million, one hundred fifty-seven thousand, one hundred twenty-one".